Doug,
I had to respond once again to your "UP" question. When you sit on a
Kitchen Chair you create a downward force the chair creates a "UP" force
equal to your down force.
Doug, does the chair move up? Of course not. Does it create LIFT? Damn
right it does and in a "UP" direction.
Bye
http://community.webtv.net/tassail/ThomPage